| isolation of a spotted fever group rickettsia from a patient and related ecologic investigations in xinjiang uygur autonomous region of china. | investigation of patients, healthy persons, and ticks in jinghe county, xinjiang uygur autonomous region, people's republic of china, for evidence of spotted fever group (sfg) rickettsiosis demonstrated strong evidence for a high prevalence of pathogenic sfg rickettsiae. antibodies to sfg rickettsiae were detected in 62.5% of healthy subjects tested by enzyme-linked immunosorbent assay and 20% tested by complement fixation test. two febrile patients were documented as having acute spotted fever ... | 1987 | 3571471 |